package com.tony.study.designMode.DM1_工厂方法.DM1;

/**
 * Created with IntelliJ IDEA.
 *
 * @Title: Chat
 * @Auther: 皮蛋布丁
 * @Date: 2021/11/01/13:25
 * @Description: 聊天接口
 */
public interface Chat {
    void chatting(String num);
}
